Vettel on top first day of pre-season testing in 2015 F1

Sebastian Vettel and new Ferrari challenger on top the first day of pre-season testing in 2015. Sauber speedy Marcus Ericsson is second fastest ahead of Nico Rosberg was clearly the fastest but with a different strategy.

Daniel Ricciardo was fourth in front Valtteri Bottas, Sainz and Fernando Alonso is final after a difficult day, Electronic problem for McLaren, which explains the absence of Alonso on track… more to follow